What is the meaning of Galen?

inflection of galar:

1. third-person plural present subjunctive
2. third-person plural imperative

third-person plural present subjunctive

third-person plural imperative

chain

crazy, mad, insane

wrong, incorrect

past participle of gala

past participle of galan

crazy, mad, insane [with av ‘with’]

crazy, mad [with i ‘about’] (very enthousiastic about or in love with)

wrong, amiss

(gone) awry (not according to plan)

past participle of gala

Source: wiktionary.org